From 0814343ce294b4dff780f6e8b6baa1acb1dc7ef8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Date: Fri, 14 Feb 2020 01:13:00 +0100 Subject: [PATCH] hw/display/artist: Delay some variables initialization MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We want to have an early exit path. Delay some initializations before the variables are used. Signed-off-by: Philippe Mathieu-Daudé Acked-by: Sven Schnelle Message-Id: <20200214001303.12873-4-f4bug@amsat.org> Signed-off-by: Richard Henderson --- hw/display/artist.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/hw/display/artist.c b/hw/display/artist.c index 47f0e9f0bc..97c811b35e 100644 --- a/hw/display/artist.c +++ b/hw/display/artist.c @@ -558,7 +558,7 @@ static void draw_line(ARTISTState *s, int x1, int y1, int x2, int y2, bool update_start, int skip_pix, int max_pix) { struct vram_buffer *buf; - uint8_t color = artist_get_color(s); + uint8_t color; int dx, dy, t, e, x, y, incy, diago, horiz; bool c1; uint8_t *p; @@ -569,10 +569,6 @@ static void draw_line(ARTISTState *s, int x1, int y1, int x2, int y2, s->vram_start = (x2 << 16) | y2; } - buf = &s->vram_buffer[ARTIST_BUFFER_AP]; - - c1 = false; - if (x2 > x1) { dx = x2 - x1; } else { @@ -583,6 +579,8 @@ static void draw_line(ARTISTState *s, int x1, int y1, int x2, int y2, } else { dy = y1 - y2; } + + c1 = false; if (dy > dx) { t = y2; y2 = x2; @@ -620,6 +618,8 @@ static void draw_line(ARTISTState *s, int x1, int y1, int x2, int y2, } x = x1; y = y1; + color = artist_get_color(s); + buf = &s->vram_buffer[ARTIST_BUFFER_AP]; do { if (c1) { -- GitLab